<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
		<script type="text/javascript">
			var weekdays = prompt("请输入星期几：", "");

			switch(weekdays) {
				case "星期一":
				
				alert("新的一周开始");
					break;
				case "星期二":
				
				case "星期三":
					
				case "星期四":
				alert("努力工作");
					break;
				case "星期五":
				alert("明天就是周末");
				
					break;
			
				default:
				alert("放松休息");
				
					break;
			}
		</script>

	</head>

	<body>

	</body>

</html>